darkcomet | 458ebf3beca0fc0ecc5a48307a8a193792c26bc5e5c8f013047848aec2f9c5f3

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-10-2024 02:32

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General

Target

75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe
Size

955KB
MD5

75dc023575a4a7be24acb38b73a33147
SHA1

2001360213344b3f853585f3e514c65931c878c3
SHA256

458ebf3beca0fc0ecc5a48307a8a193792c26bc5e5c8f013047848aec2f9c5f3
SHA512

49b761816e8445c09f83b09b1ee24d6a76669c06a2143d131ab1419febfb962309202b462e71ebff03eefba2c3f13acbe5ba5b3bb41c073b6afeef0f3b909c9e
SSDEEP

12288:Q3tv7Kl0RFy1sNT68jtwa3qhh+92VVON0UNeo0/sZp:Z0fy1sNTdX3q/E2VEeG

Score

10^/10

darkcomet ff discovery persistence rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

av360updat.redirectme.net:20

av360updat.redirectme.net:3388

suppressor.kicks-ass.org:3388

suppressor.kicks-ass.org:8081

Mutex

DC_MUTEX-562ZLDG

Attributes

gencode
obeRpedZvBuz
install
false
offline_keylogger
true
persistence
false

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet

Executes dropped EXE 1 IoCs

Processes:

Service.exe

pid	Process
1740	Service.exe

Loads dropped DLL 1 IoCs

Processes:

75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe

pid	Process
2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\syslog = "C:\\Users\\Admin\\AppData\\Roaming\\syslog.exe"	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe

Drops autorun.inf file 1 TTPs 2 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

Processes:

75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe

description	ioc	Process
File created	C:\autorun.inf	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe
File opened for modification	C:\autorun.inf	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2592 set thread context of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exeService.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Service.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe

pid	Process
2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe
2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exeService.exe

description	pid	Process
Token: SeDebugPrivilege	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe
Token: SeIncreaseQuotaPrivilege	1740	Service.exe
Token: SeSecurityPrivilege	1740	Service.exe
Token: SeTakeOwnershipPrivilege	1740	Service.exe
Token: SeLoadDriverPrivilege	1740	Service.exe
Token: SeSystemProfilePrivilege	1740	Service.exe
Token: SeSystemtimePrivilege	1740	Service.exe
Token: SeProfSingleProcessPrivilege	1740	Service.exe
Token: SeIncBasePriorityPrivilege	1740	Service.exe
Token: SeCreatePagefilePrivilege	1740	Service.exe
Token: SeBackupPrivilege	1740	Service.exe
Token: SeRestorePrivilege	1740	Service.exe
Token: SeShutdownPrivilege	1740	Service.exe
Token: SeDebugPrivilege	1740	Service.exe
Token: SeSystemEnvironmentPrivilege	1740	Service.exe
Token: SeChangeNotifyPrivilege	1740	Service.exe
Token: SeRemoteShutdownPrivilege	1740	Service.exe
Token: SeUndockPrivilege	1740	Service.exe
Token: SeManageVolumePrivilege	1740	Service.exe
Token: SeImpersonatePrivilege	1740	Service.exe
Token: SeCreateGlobalPrivilege	1740	Service.exe
Token: 33	1740	Service.exe
Token: 34	1740	Service.exe
Token: 35	1740	Service.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Service.exe

pid	Process
1740	Service.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe

description	pid	Process	procid_target
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31
PID 2592 wrote to memory of 1740	2592	75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\75dc023575a4a7be24acb38b73a33147_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops autorun.inf file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2592
- C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe
  C:\Users\Admin\AppData\Local\Temp\\AppLaunch\Service.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

T1091

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Replication Through Removable Media

T1091

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\AppLaunch\Service.exe

Filesize
1.1MB

MD5
34aa912defa18c2c129f1e09d75c1d7e

SHA1
9c3046324657505a30ecd9b1fdb46c05bde7d470

SHA256
6df94b7fa33f1b87142adc39b3db0613fc520d9e7a5fd6a5301dd7f51f8d0386

SHA512
d1ea9368f5d7166180612fd763c87afb647d088498887961f5e7fb0a10f4a808bd5928e8a3666d70ff794093c51ecca8816f75dd47652fd4eb23dce7f9aa1f98

Download Submit
memory/1740-18-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-54-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-28-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-14-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-33-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-55-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-31-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-30-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-29-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-20-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-16-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-26-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-23-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1740-22-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-21-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-19-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-53-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-34-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-52-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-37-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-51-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-39-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-38-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-40-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-41-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-42-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-43-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-44-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-45-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-46-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1740-47-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/2592-36-0x0000000074260000-0x000000007480B000-memory.dmp

Filesize
5.7MB

Download
memory/2592-2-0x0000000074260000-0x000000007480B000-memory.dmp

Filesize
5.7MB

Download
memory/2592-0-0x0000000074261000-0x0000000074262000-memory.dmp

Filesize
4KB

Download
memory/2592-35-0x0000000074260000-0x000000007480B000-memory.dmp

Filesize
5.7MB

Download
memory/2592-1-0x0000000074260000-0x000000007480B000-memory.dmp

Filesize
5.7MB

Download